New York (JFK) to Seattle (SEA)
Flight time
≈ 5h 38m
Bearing
298° NW
New York (JFK) to Seattle (SEA) is 2,415 miles (3,887 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies JFK–SEA
US DOT T-100 · filed dataIn April 2026, Alaska Airlines operated the most departures, one of 2 carriers flying nonstop JFK–SEA; the Airbus A321neo was the most common aircraft at 48% of departures; flights ran 80% full.
Departures
450
April 2026
Seats
82,970
both directions
Passengers
66,257
both directions
Load factor
79.9%
passengers ÷ seats
Who flies JFK–SEA?
Alaska Airlines operated the most nonstop JFK–SEA departures in April 2026 (233), one of 2 carriers on the route.
- AS
233 departures · 40,819 seats
Share of departures51.8%75.9%
Load
- DL
217 departures · 42,151 seats
Share of departures48.2%83.7%
Load
What plane flies JFK–SEA?
In April 2026, the Airbus A321neo flew 48% of JFK–SEA departures — more than any other aircraft type.
- Airbus A321neo
215 departures · 84.6% load
47.8% - Boeing 737-900ER
104 departures · 76.1% load
23.1% - Boeing 737 MAX 9
92 departures · 74.8% load
20.4% - Boeing 737-800
28 departures · 78.0% load
6.2% - Boeing 737 MAX 8
9 departures · 79.4% load
2.0% - Boeing 767-400ER
1 departures · 0.0% load
0.2% - Boeing 767-300
1 departures · 0.0% load
0.2%
How has JFK–SEA traffic changed?
Nonstop JFK–SEA departures fell from 556 in May 2025 to 450 in April 2026.
Monthly nonstop JFK–SEA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
556 departures · 94,218 passengers
91.0%
Load
June 2025
535 departures · 91,637 passengers
92.0%
Load
July 2025
535 departures · 92,965 passengers
93.2%
Load
August 2025
550 departures · 96,383 passengers
93.7%
Load
September 2025
537 departures · 87,077 passengers
86.6%
Load
October 2025
534 departures · 84,178 passengers
84.7%
Load
November 2025
446 departures · 68,090 passengers
82.8%
Load
December 2025
438 departures · 70,166 passengers
87.0%
Load
January 2026
357 departures · 55,401 passengers
83.9%
Load
February 2026
331 departures · 49,541 passengers
81.3%
Load
March 2026
416 departures · 63,125 passengers
82.7%
Load
April 2026
450 departures · 66,257 passengers
79.9%
Load
By direction
The DOT files each direction separately — they rarely match.
SEA → JFK
80.6% full
226 departures · 33,735 passengers
JFK → SEA
79.1% full
224 departures · 32,522 passengers
Nonstop JFK–SEA traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is New York (JFK) from Seattle (SEA)?
JFK to SEA is 2,415 miles (3,887 km / 2,099 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from JFK to SEA?
A nonstop covers the 2,415-mile great-circle distance in roughly 5h 38m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies JFK–SEA?
In April 2026, the Airbus A321neo flew the largest share of departures (47.8%), followed by the Boeing 737-900ER (23.1%).
What mileage do I earn flying JFK–SEA?
Distance-based programs credit off the 2,415-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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